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Diablo Canyon Power Plant, Unit 1

Location: Avila Beach, CA (12 miles WSW of San Luis Obispo, CA); Region IV; Type: Westinghouse Four-Loop; Licensed MWt: 3304

Diablo Canyon Power Plant, Unit 2

Location: Avila Beach, CA (12 miles WSW of San Luis Obispo, CA); Region IV; Type: Westinghouse Four-Loop; Licensed MWt: 3468

NRC Staff Projected Schedule for Completion of the Safety and Environmental Evaluations in the Matter of Diablo Canyon, Units 1 and 2.

July 11, 2013 In the Matter of PACIFIC GAS AND ELECTRIC COMPANY (Diablo Canyon Power Plant, Units 1 and 2) Docket Nos. 50-275-LR and 50-323-LR RE: Projected Schedule for Completion of the Safety and Environmental Evaluations Dear Administrative Judges: Pursuant to th...

"Seismic Test Procedure for Diablo Canyon Fan Cooler Motor Controller." Tests demonstrate that controllers change state on command during seismic event.

glPACIFIC GAS AND ELECTRIC COMPANYSAN FRANCISCO, CALIFORNIAELECTRICAL ENGINEERING DEPARTMENTSEISMIC TEST PROCEDUREFORDIABLO CANYONFAN COOLER MOTOR CONTROLLERDATE: January 4, 1979 APPROVED BY:R. A. YoungIJ. E..HerbsD. Nielsen /Pic/> /~~J. t4.Colwell/MTEST PROCEDUREFan Cooler Mo...

Petition for review of ALAB-782 which dismissed,for lack of jurisdiction,Joint Intervenors 840716 motion to reopen record on seismic issues to consider significant new info. Certificate of Svc encl.

-. . . _ . . - . -.COCfyfUUNITED STATES OF AMERICA' '''',NUCLEAR REGULATORY COMMISSION..g jp(*j''^;BEFORE THE COMMISSION. . .)In the Matter of))PACIFIC GAS AND ELECTRIC COMPANY) Docket Nos. 50-275 O.L..) 50-323 0.L.!(Diablo Canyon Nuclear Power)Plant, Units 1 and 2)))!'|-JOINT...

"Interim Technical Rept on Development of Svc-Related Contractor List for Nonseismic Design Work Performed for Diablo Canyon Nuclear Power Plant 1 Prior to June 1978," Phase II.

INTERIM TECHN ICAL REPORT ONDEVELOPMENT OF THE SERVICE-RELATED CONTRACTOR LISTFOR NON-SEISMIC DESIGN WORKPERFORMED FOR DCNPP-1PRIOR TO JUNE 1,1978PHASE IIBy:R. F. REEDY, INC.On: Final, Design Safety-Related. ActivitiesPerformed by and forPACIFIC GAS AND ELECTRlC COMPANYOctober...

Diablo Canyon - Issuance of Amendment Re: Revised Technical Specifications 3.3.1, "RTS Instrumentation," and 3.3.2 "ESFAS Instrumentation" (TAC Nos. MC0893 and MC0894).

December 2, 2004Mr. Gregory M. Rueger Senior Vice President, Generation and Chief Nuclear OfficerPacific Gas and Electric CompanyDiablo Canyon Power PlantP. O. Box 3Avila Beach, CA 93424SUBJECT: DIABLO CANYON POWER PLANT, UNIT NOS. 1 AND 2 - ISSUANCE OFAMENDMENT RE: REVIS...

Diablo Canyon - 2008-06 - Draft Simulator Scenarios.

Scenario 01 ML082830898.doc Rev.1 Appendix D, Rev. 9 Scenario Outline Form ES-D-1 Facility: Diablo Canyon Scenario No.: 1 Op-Test No.: L061-1 Examiners: Operators: Initial Conditions: 100% Power, MOL, 782 ppm CB Turnover: PRA Status: Gre...

Request for NRC Approva! of Diab!o Canyon Methodology for Establishing Pressure/ Ternperature and Low Ternperature Overpressure Protection Limits Using WCAP 14040-NP-A in Accordance with Generic Letter 96-03

4,Pacific Gas and Electric Company * David I. Oatley Diablo Canyon Power Plant Vice President-Diablo Canyon P.O. Box 56 8 1. Operations and Plant Manager Avila Beach, fA 93424 November 24, 1999 85.545.600 PG&E Letter DCL-99-146 U. S. Nuclear Regulatory Commission ATTN: Docume...

Diablo Canyon Units 1 and 2, Letter Responding to January 07, 1980 Letter and Submits Copies of Maps Requested Showing Low Population Zones for Humboldt Bay, Rancho Seco, San Onofre and Diablo Canyon.

hs. Karen FdsonOffice of Planning and ResearchState of California1400 Tenth StreetSacramento, CA 95814//..//~0,r0v)Dear Ms., Fdson:Your letter of January 7, 1980 to )jr. Samuel J. Chilk, Secretary of theNuclear Regulatory Commission has been referred to this office forrep'iy.E...

Diablo Canyon Units 1 and 2, License Amendment 63 and 62, Revising TS to Allow Determination of Quadrant Power Tilt Ratio by Full Incore Flux Map or Symmetric Flux Thimble Measurement in the Event Single Power Range Channel Becomes Inoperable.

JUN 2 6 1991Docket Nos. 50-275 and 50-323Mr. J. D. Shiffer Nuclear Power Generation Senior Vice President Pacific Gas and Electric Company 77 Beale Street, Room 1451 San Francisco, CA 94106 Dear Mr. Shiffer: SUBJECT: ISSUANCE OF AMENDMENTS (TAC NOS. 77908DISTRIBUTION Docket Fi...

Draft Diablo Canyon, Units 1 and 2, Request for Additional Information, Revise TS 3.7.5, Auxiliary Feedwater System" and 3.7.6, Condensate Storage Tank and Fire Water Storage Tank" (TAC MD8471 and MD8472).

MEMORANDUM TO: Mohan Thadani, Acting Chief Plant Licensing Branch IV Division of Operating Reactors and Licensing Office of Nuclear Reactor Regulation FROM: Kamal A. Manoly, Chief Mechanical & Civil Engineering Branch Division of Engineering Office of Nuclear ...

Diablo Canyon, Units 1 & 2- Response to the Supplement Motion of San Luis Obispo Mother for Peace for Imposition of a Stop Work Order.

"4UNITED STATES OF AMERICAATONIC ENERGY COMMISSIONguyCGA~ 611/20/74)BEFORE THE ATOMIC SAFETY AND LICENSING BOARDIn the flatter ofPACIFIC GAS AND ELECTRIC COMPANY))(Diablo Canyon Nuclear Power Plant, )Units Nos. 1 and 2))Docket No . -27 O.L.O.L.AEC REGULATORY STAFF'S RESPONSE T...

IR 05000275-13-007, 05000323-13-007, on 05/20/2013, Diablo Canyon - Notification of NRC Component Design Bases Inspection and Initial RAI.

February 1, 2013 Mr. Edward D. Halpin Senior Vice President and Chief Nuclear Officer Pacific Gas and Electric Company Diablo Canyon Power Plant P.O. Box 56, Mail Code 104/6 Avila Beach, CA 93424 SUBJECT: DIABLO CANYON POWER PLANT - NOTIFICATION OF NRC COMPONENT DESIGN...

Diablo Canyon, Unit 2 - SG Tube Inspection Summary, Discussion Points and Table 1.

1 STEAM GENERATOR TUBE INSPECTION DISCUSSION POINTS PREPARED BY THE OFFICE OF NUCLEAR REACTOR REGULATION PACIFIC GAS AND ELECTRIC COMPANY DIABLO CANYON POWER PLANT, UNIT 2 DOCKET NO. 50-323 The following discussion points have been prepared to facilitate the phone...

LER-02-002-00 for Diablo Canyon, Unit 2 re Manual Reactor Trip Due to Loss of Main Feedwater to Steam Generator

Pacific Gas andElectric CompanyDavid H. OatleyVice PresidentDiablo Canyon OperationsDiablo Canyon Power PlantPO. Box 56Avila Beach. CA 93424April 10, 2002805.545.4350Fax: 805.545.4234PG&E Letter DCL-02-037U.S. Nuclear Regulatory CommissionATTN: Document Control DeskWashington,...

Non-Public Security Inspection Plan For Diablo Canyon Nuclear Power Plant, Units 1 and 2 (NRC Physical Security Inspection Report Number 05000275/2013401 And 05000323/2013401).

OFFICIAL USE ONLY—SECURITY-RELATED INFORMATION “Enclosure transmitted herewith contains SUNSI. When separated from enclosure, this transmittal document is decontrolled.” OFFICIAL USE ONLY—SECURITY-RELATED INFORMATION March 4, 2014 Mr. Edward D. Halpin Senior Vi...

Diablo Canyon ISFSI - Letter from Stephen H. Lewis to Administrative Judges enclosing corrected pages of the 05/27/03 Reply of NRC Staff to Interested Governmental Participants' Motion. . .

RAS 6489 DOCKETED 05/30/03May 30, 2003G. Paul Bollwerk, IIIAdministrative JudgeU.S. Nuclear Regulatory Commission Atomic Safety and Licensing Board PanelMail Stop: T-3F23Washington, D.C. 20555Peter S. LamAdministrative JudgeU.S. Nuclear Regulatory CommissionAtomic Safety an...

Diablo Canyon, Advising that Applicant has no Objection to the Amend of Construction Permits as Proposed in NRC Letter 9/15/1978.

Q+-(mS/<5REGULATORY INFORMATION DISTRIBUTION SYSTEM

Diablo Canyon, Units 1 and 2 - Response to Question 2, Parts a, b, and c (Earthquake Probabilities).

NRC FORM 195(z-7B IU.S. NUCLEAR REGUL ATORY CO IONTO!Mr» JohnF» StolzFROM:Pacific Gas & Electric Co»San Francisco, CaliforniaPhilip A» Crane, Jr.QI LETTERQORIGINALQCOPY,QNOTORIZEDQUNCLASSIFIEDPROP INPUT FORMNRCDISTRlBUTION FDR PART 50 DOCKET MATERlALFILENNB'ERPSAR/FSAR A~IDT D...

Diablo Canyon Unit 1, License Amendment 7, Issuance of License DPR-80, License Authorized Operation at Reactor Core Power Levels not in Exess of 3338 Megawatts. Amendment Covers Activities Authorized Under DPR-80.

UNITED STATES "JUCLEAR REGULATOR'{ CONIMISS;CN AVASHINGTON. D. C. :0555 ,NOV ,Docket No.: 50-275 Mr. J. 0. Shiffer, Vice President Nuclear Power Generation :/o Nuclear Power Generation, Licensing Pacific Gas and Electric Company 77 Beale Street, Room 1451 San Francisco, Califo...

Forwards "Long-Term Seismic Program:Methods & Procedures for Phase IIIA Seismic Fragilities of Structures & Components at Diablo Canyon Power Plant." Phase IIIB will be reported in final rept scheduled for Jul 1988.

REGULA,RY INFORMATION DISTRIBUT SYSTEM (RIDS)ACCESSION NBR: 8705110208 DOC. DATE: 87/05/OS NOTARIZED: NOFACIL: 50-275 Diablo Canyon Nuclear Pouer Planti Unit 1> Pacific Ca50-323 Diablo Canyon Nuclear Pouer Planti Unit 2i Pacific CaAUTH. NAME AUTHOR AFFILIATIONSHI FFER, J. D. P...

Summary of 10/17/2012 Teleconference Meeting with Pacific Gas and Electric Company to Discuss Digital Replacement of Process Protection System at Diablo Canyon Power Plant, Units 1 and 2 (TAC Nos. ME7522 and ME7523).

UNITED STATES NUCLEAR REGULATORY COMMISSION WASHINGTON, D.C. 20555-0001 October 31,2012 LICENSEE: Pacific Gas and Electric Company FACILITY: Diablo Canyon Power Plant, Unit Nos. 1 and 2 SUBJECT: SUMMARY OF OCTOBER 17, 2012, TELECONFERENCE MEETING WITH PACIFIC GAS AND ELECTRI...

Diablo Canyon, Units 1 & 2, License Amendments 54 & 53, Amendments Revise TS to Change Heatup & Cooldown Curves & Delete Surveillance Capsule Withdrawal Schedule.

Docket Nos. 50-275 Jun. and 50-323 Mr. J. D. Shiffer, Vice President Nuclear Power Generation c/o Nuclear Power Generation, Licensing Pacific Gas and Electric Company 77 Beale Street, Room 1451 San Francisco, California 94106 Dear Mr. Shiffer:e 11, 1990 DISTRIBUTION: RegionV ...

Provides info on attendees & tentative schedule of plant subcommittee meeting re discussion of NRC Diablo Canyon Peer Review Group rept.I Yin will respond to rept,which concerns small & large bore piping,supports & QA.

__|4*g:MiauUNITED STATES S g; i'I*M7'tNUCE. EAR REGULATORY COMMISSION|- Ghw# * L4A6$, 3 ,EADVISORY COMMITTEE ON REACTOR SAFEGUARDS,'%"'" " 8uiy*iO','*1984v*****7,p,6AjW y . 74),f,LbMEMORANDUM FOR:C. P. Siess, Chairmanj ,Di blo Can on N clear Power PlantKinleyMChiefFROM: y..Pro...

2016/01/11 NRR E-mail Capture - Diablo Canyon 1 and 2 - Requests for Additional Information for License Amendment Request 15-03 to Adopt the Alternative Source Term per 10 CFR 50.67 (TAC Nos. MF6399 and MF6400)

1NRR-PMDAPEm ResourceFrom: Lingam, SivaSent: Monday, January 11, 2016 9:22 AMTo: Schrader, Kenneth (KJSe@pge.com)Cc: Pascarelli, Robert; Dennig, Robert; Bettle, Jerome; Woodyatt, Diana; 'mjrm@pge.com'; Thatipamala, Ramakrishna; misf@pge.com; Wright, Michael (ENG)Subject: Diabl...

Diablo Canyon Units 1 & 2, License Amendments 9 & 7, Revises TS 3.8.1.1-Electrical Power Systems A.C to Grant a One-Time Regarding Shutdown Requirement for Inoperability of Swing Diesel Generator.

June 20, 1986Docket Nos. 50-275 and 50-323 Mr. J. D. Shiffer, Vice President Nuclear Power Generation c/o Nuclear Power Generation, Licensing Pacific Gas and Electric Company 77 Beale Street, Room 1451 San Francisco, California 94106 Dear Mr. Shiffer:Docket File Local PDR H. T...